Oral manifestations of COVID-19 in unvaccinated patients: a cross-sectional study

Autor: Tatiana Jorge Fernandes, Maria Ogrzewalska, Ezequias Batista Martins, Marilda Agudo Mendonça Teixeira de Siqueira, Patrícia Brasil, Guilherme Amaral Calvet
Jazyk: angličtina
Rok vydání: 2023
Předmět:
Zdroj: BMC Oral Health, Vol 23, Iss 1, Pp 1-8 (2023)
Druh dokumentu: article
ISSN: 1472-6831
DOI: 10.1186/s12903-023-03325-z
Popis: Abstract Background Early studies have highlighted the possible development of dysgeusia and anosmia in severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2) infection, and these manifestations should be considered a potential indication of coronavirus disease 19 (COVID-19). As potential contributors to these symptoms, dentists should perform careful oral and oropharyngeal examinations and document suspicious oral lesions in patients with COVID-19, especially in those who complain of loss of taste and smell. The study’s objective was to assess the prevalence of oral manifestations among ambulatory unvaccinated symptomatic patients with suspected COVID-19 during the acute phase of the disease. Methods This cross-sectional study evaluated oral manifestations in adults (aged ≥ 18 years) with suspected and confirmed SARS-CoV-2 infection. Chi-square and Fisher’s exact tests were used to compare data between the groups (rRT-PCR-positive and rRT-PCR-negative patients). Results One hundred thirty-six participants were included. Most were female (n = 79; 58.1%), with a mean age of 39.53 (± 14.17) years. Of these, 54 (39.7%) had a positive rRT-PCR test, and 82 (60.3%) had negative rRT-PCR results. Oral manifestations were observed in 40 participants (74.1%) in the rRT-PCR-positive group and 67 participants (81.7%) in the rRT-PCR-negative group. The most common oral manifestations were xerostomia (n = 85; 62.5%) and dysgeusia/ageusia (n = 57; 41.9%). Different rates of gingivitis (n = 12; 22.2% vs. n = 5; 6.1%; p = 0.005) and halitosis (n = 7; 13.0% vs. n = 1; 1.2%; p = 0.007) were observed between the rRT-PCR-positive and -negative groups, respectively. Mouth ulcers, glossitis, tongue coating, and petechiae were reported in both groups without significant differences. Conclusions A high prevalence of oral manifestations was observed in symptomatic patients with suspected or confirmed COVID-19. Clinical Relevance This study highlights the importance of routine oral examinations by dentists as part of the multidisciplinary care of COVID-19 patients.
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